LAMMPS (18 Feb 2013)
# 2d SRD only test

units		lj
atom_style	atomic
atom_modify	first empty
dimension	2

# create box with big lattice

lattice		sq 0.4
Lattice spacing in x,y,z = 1.58114 1.58114 1.58114
region		box block 0 10 0 10 -0.5 0.5
create_box	1 box
Created orthogonal box = (0 0 -0.790569) to (15.8114 15.8114 0.790569)
  2 by 2 by 1 MPI processor grid

# add SRD particles as hi density lattice

lattice		sq 0.4
Lattice spacing in x,y,z = 1.58114 1.58114 1.58114
region		plane block 0 10 0 10 -0.001 0.001
lattice		sq 85.0
Lattice spacing in x,y,z = 0.108465 0.108465 0.108465
create_atoms	1 region plane
Created 21316 atoms

group		empty type 2
0 atoms in group empty

mass		1 0.01
velocity	all create 1.0 593849 loop geom

# settings - need dummy empty group to enable no communication

neighbor	0.3 bin
neigh_modify	delay 1 every 1 check no

communicate	single group empty

# timestep is big and SRD frequency is 1

timestep	0.02

fix	        1 all srd 1 NULL 1.0 0.25 49894 collision slip
fix		2 all enforce2d

# diagnostics

thermo_style	custom step temp f_1[7] etotal press f_1[3] f_1[4] f_1[6]
thermo		100

#dump		1 all atom 250 dump.srd.pure

#dump		1 all image 250 image.*.jpg type type zoom 1.6 adiam 0.2
#dump_modify	1 pad 4

run		5000
SRD info:
  SRD/big particles = 21316 0
  big particle diameter max/min = 0 1e+20
  SRD temperature & lamda = 1 0.2
  SRD max distance & max velocity = 0.8 40
  SRD grid counts: 63 63 1
  SRD grid size: request, actual (xyz) = 0.25, 0.250974 0.250974 1.58114
  SRD per actual grid cell = 5.37062
  SRD viscosity = 0.439647
  big/SRD mass density ratio = 0
  # of rescaled SRD velocities = 0
  ave/max all velocity = 13.2735 24.2873
Memory usage per processor = 1.34975 Mbytes
Step Temp 1[7] TotEng Press 1[3] 1[4] 1[6] 
       0            1            0   0.99995309        85.26            0            0            0 
     100   0.97718565         3969   0.97713981    83.314849            0            0            0 
     200   0.95953504         3969   0.95949002    81.809957            0            0            0 
     300   0.94384163         3969   0.94379735    80.471937            0            0            0 
     400   0.93018267         3969   0.93013903    79.307374            0            0            0 
     500    0.9189656         3969   0.91892248    78.351007            0            0            0 
     600   0.90794939         3969    0.9079068    77.411765            0            0            0 
     700     0.899123         3969   0.89908081    76.659227            0            0            0 
     800   0.89045828         3969   0.89041651    75.920473            0            0            0 
     900   0.88189664         3969   0.88185527    75.190507            0            0            0 
    1000   0.87511065         3969   0.87506959    74.611934            0            0            0 
    1100   0.86844868         3969   0.86840794    74.043934            0            0            0 
    1200   0.86236759         3969   0.86232713     73.52546            0            0            0 
    1300   0.85644064         3969   0.85640047    73.020129            0            0            0 
    1400   0.85088468         3969   0.85084476    72.546428            0            0            0 
    1500   0.84573938         3969    0.8456997    72.107739            0            0            0 
    1600   0.84169541         3969   0.84165592     71.76295            0            0            0 
    1700   0.83686816         3969    0.8368289    71.351379            0            0            0 
    1800   0.83199161         3969   0.83195258    70.935605            0            0            0 
    1900   0.82774228         3969   0.82770345    70.573307            0            0            0 
    2000   0.82446049         3969   0.82442181    70.293501            0            0            0 
    2100   0.82065145         3969   0.82061295    69.968743            0            0            0 
    2200   0.81761922         3969   0.81758087    69.710215            0            0            0 
    2300   0.81355286         3969    0.8135147    69.363517            0            0            0 
    2400   0.81040375         3969   0.81036573    69.095024            0            0            0 
    2500   0.80651947         3969   0.80648164     68.76385            0            0            0 
    2600   0.80304949         3969   0.80301181    68.467999            0            0            0 
    2700   0.80027966         3969   0.80024211    68.231843            0            0            0 
    2800   0.79726989         3969   0.79723248     67.97523            0            0            0 
    2900   0.79526953         3969   0.79523222     67.80468            0            0            0 
    3000   0.79213985         3969   0.79210268    67.537843            0            0            0 
    3100   0.79008514         3969   0.79004808    67.362659            0            0            0 
    3200   0.78760949         3969   0.78757254    67.151585            0            0            0 
    3300   0.78482758         3969   0.78479077      66.9144            0            0            0 
    3400   0.78225219         3969    0.7822155    66.694822            0            0            0 
    3500   0.78019518         3969   0.78015858    66.519441            0            0            0 
    3600    0.7782201         3969   0.77818359    66.351045            0            0            0 
    3700   0.77626555         3969   0.77622913    66.184401            0            0            0 
    3800   0.77429464         3969   0.77425832    66.016361            0            0            0 
    3900    0.7728635         3969   0.77282724    65.894342            0            0            0 
    4000    0.7712408         3969   0.77120462     65.75599            0            0            0 
    4100   0.76928811         3969   0.76925202    65.589504            0            0            0 
    4200   0.76768117         3969   0.76764516    65.452497            0            0            0 
    4300   0.76576395         3969   0.76572802    65.289034            0            0            0 
    4400   0.76375476         3969   0.76371893    65.117731            0            0            0 
    4500   0.76222055         3969   0.76218479    64.986924            0            0            0 
    4600   0.76007803         3969   0.76004237    64.804252            0            0            0 
    4700   0.75921155         3969   0.75917594    64.730377            0            0            0 
    4800   0.75699084         3969   0.75695533    64.541039            0            0            0 
    4900   0.75590428         3969   0.75586882    64.448399            0            0            0 
    5000   0.75435525         3969   0.75431986    64.316328            0            0            0 
Loop time of 1.81957 on 4 procs for 5000 steps with 21316 atoms

Pair  time (%) = 0 (0)
Neigh time (%) = 0.941133 (51.7228)
Comm  time (%) = 0.315472 (17.3377)
Outpt time (%) = 0.00200444 (0.11016)
Other time (%) = 0.560961 (30.8293)

Nlocal:    5329 ave 5410 max 5266 min
Histogram: 1 0 0 2 0 0 0 0 0 1
Nghost:    0 ave 0 max 0 min
Histogram: 4 0 0 0 0 0 0 0 0 0
Neighs:    0 ave 0 max 0 min
Histogram: 4 0 0 0 0 0 0 0 0 0

Total # of neighbors = 0
Ave neighs/atom = 0
Neighbor list builds = 5000
Dangerous builds = 0
